/Engine/Source/Runtime/MovieSceneTracks/Public/Systems/MovieSceneComponentMaterialSystem.h
class UMovieSceneComponentMaterialSystem : public [UMovieSceneEntitySystem](API\Runtime\MovieScene\EntitySystem\UMovieSceneEntitySystem), public [IMovieScenePreAnimatedStateSystemInterface](API\Runtime\MovieScene\EntitySystem\IMovieScenePreAnimatedStateSyste-)